Science

Monday, 23 February 2026
13 facts about tears
13 facts about tears
Multipurpose liquid
Associated with emotions, tears are a product of lacrimal glands, found in the eyes of most terrestrial vertebrates. Although their primary function i ...

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Phobos
The largest impact crater on the surface of Phobos is called Stickney, its diameter is up to 10 kilometers.
It was named after Asaph Hall’s wife, Chloe Angeline Stickney Hall, a mathematician. A collision that formed Stickney crater could have shattered the moon.
Nicotine
There is a claim that nicotine is a highly addictive substance.
However, in the world of science, these opinions are very divergent. According to the latest reports ...
Snow
Snow is formed from the finest droplets of over-cooled water in clouds.
These droplets attach themselves to nuclei of crystallization, which can be, for example, dust parti ...
Titan
On October 15th, 1997, the Cassini-Huygens probe was launched towards Saturn, thanks to which Saturn, its rings, Titan, and Enceladus were examined.
The probe reached Saturn on July 1st, 2004, and six months later, on January 14th, 2005, the Huygens ...
Brain
The brain generates up to 80,000 thoughts a day.
That's over 3,000 thoughts per hour.
Aurora
The particles that make up the solar wind, upon contact with the Earth's magnetic field, spiral along the lines of this field and collide near the magnetic poles with molecules of nitrogen and oxygen, etc.
They arouse them, and these, returning to the ground state, radiate energy in the form of light quanta.
Graphene
The publication of a groundbreaking experiment on two-dimensional graphene, as well as the description of a surprisingly easy method of obtaining it, triggered a real “graphene gold rush.”
Research has expanded and divided into many different subfields, examining various unique properties of graphene-quantum mechanics, electrical, chemical, mechanical, optical, magnetic, etc.
Anorexia Nervosa
The history of anorexia begins with descriptions of religious fasts dating from the Hellenistic era to the medieval period.
Many famous historical figures are believed to have suffered from the disease, including Catherine of Siena, and Mary, Queen of Scots.
Earth
Most people live in the northern hemisphere.
This is because the Northern Hemisphere accounts for 68 percent of all landmass. It is estimated that in the future up to 90 percent of the population may live in this part of the globe.
Nicotine
Nicotine is a strong neurotoxin - it affects the nervous system.
It affects the nervous system, causing pleasant experiences that can be compared to the effects of t ...